139059025

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{25633}}^1$

素因数の和:25681

約数の個数: 24

約数和(自身を含む): 203431424

約数和(自身を除く): 64372399

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 775, 1085, 5425, 25633, 128165, 179431, 640825, 794623, 897155, 3973115, 4485775, 5562361, 19865575, 27811805, 139059025]

約数ペア:

[(1, 139059025), (5, 27811805), (7, 19865575), (25, 5562361), (31, 4485775), (35, 3973115), (155, 897155), (175, 794623), (217, 640825), (775, 179431), (1085, 128165), (5425, 25633)]